LM-Instruments Oy (founded in 1973) develops, manufactures and markets  dental hand instruments, ultrasonic and air polishing devices. With the innovative product design and high-tech production technology the company is the fastest growing manufacturer of hand instruments in Europe and the market leader in the Nordic countries.

LM together with daughter company LM Dental AB (former Amdent AB, founded in 1967),  manufacturer of ultrasonic instruments and systems, were the first in the world to offer high-quality tools for both manual and mechanical dental instrumentation.